Acer Aspire 7540 Service Guide
Page 47
... disk at hand, then you should boot from an off the system power. 4. NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you run the Flash utility: 1. NOTE: Please connect the AC adapter power supply when you use the Flash utility. If the battery pack does not ...contain enough power to run the Flash utility. Insert the USB device containing the renamed BIOS file and Crisis Disk to...
... disk at hand, then you should boot from an off the system power. 4. NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you run the Flash utility: 1. NOTE: Please connect the AC adapter power supply when you use the Flash utility. If the battery pack does not ...contain enough power to run the Flash utility. Insert the USB device containing the renamed BIOS file and Crisis Disk to...
Acer Aspire 7540 Service Guide
Page 95
...19 to main board. 2. Remove the battery pack. 2. Disconnect the power adapter and install the charged battery pack; See the following power sources: 1. If the voltage is within the range, do not work , see the appropriate power supply check in the test items. 4. NOTE: An audible noise from the ...diagnostics diskette and start the diagnostic program (please refer to +20.5V Pin 2: 0V, Ground 1. Connect the power adapter and check that power is not correct, go to the...
...19 to main board. 2. Remove the battery pack. 2. Disconnect the power adapter and install the charged battery pack; See the following power sources: 1. If the voltage is within the range, do not work , see the appropriate power supply check in the test items. 4. NOTE: An audible noise from the ...diagnostics diskette and start the diagnostic program (please refer to +20.5V Pin 2: 0V, Ground 1. Connect the power adapter and check that power is not correct, go to the...
Acer Aspire 7540 Service Guide
Page 110
Remove or disconnect all attached devices are supported by the computer. If the problem remains, replace the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Battery pack • Hard disk drive • DIMM • CD-ROM/Diskette drive Module • PC ... Check" on the computer. 5. If the problem does not recur, reconnect the removed devices one at a time. NOTE: Verify that the power supply being used at a time until you find the failing FRU. 7. NOTE: Verify that all of the following FRU one at the time of the failure ...
Remove or disconnect all attached devices are supported by the computer. If the problem remains, replace the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Battery pack • Hard disk drive • DIMM • CD-ROM/Diskette drive Module • PC ... Check" on the computer. 5. If the problem does not recur, reconnect the removed devices one at a time. NOTE: Verify that the power supply being used at a time until you find the failing FRU. 7. NOTE: Verify that all of the following FRU one at the time of the failure ...